CN108252212A - A kind of steel truss encircles top chord check car - Google Patents
A kind of steel truss encircles top chord check car Download PDFInfo
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- CN108252212A CN108252212A CN201810190406.9A CN201810190406A CN108252212A CN 108252212 A CN108252212 A CN 108252212A CN 201810190406 A CN201810190406 A CN 201810190406A CN 108252212 A CN108252212 A CN 108252212A
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- walking
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 49
- 239000010959 steel Substances 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 238000007689 inspection Methods 0.000 claims abstract description 25
- 230000009194 climbing Effects 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 240000009087 Crescentia cujete Species 0.000 description 1
- 235000005983 Crescentia cujete Nutrition 0.000 description 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
Abstract
The present invention proposes a kind of steel truss arch top chord check car, including：Multiple heavy grade climbing walking mechanisms；Main couple rotating mechanism is connected in the walking mechanism；Main couple is fixedly connected in the main couple rotating mechanism；Cage is connect by electric block with the main couple；And controller, adjust the synchronisms of multiple walking mechanisms, ramp angle of the detection walking mechanism in continuous walking simultaneously adjusts the rotational angle of the main couple rotating mechanism so that cage is in state parallel to the ground always.The inspection vehicle has automatic flat-adjustable function, suitable for heavy grade continuous walking, and it is at low cost.
Description
Technical field
The present invention relates to bridge machineries and Bridge Testing Equipment technical field more particularly to a kind of steel truss to encircle inspection of winding up
Vehicle.
Background technology
With the fast development of China express railway, large-scale steel truss arched bridge beam is more and more, the maintenance requirement to bridge
Also it is higher and higher.When needing in operation on heavy grade track and parking maintenance, inspection personnel will begin on vehicle frame or in cage
It is under horizontality eventually and keeps balancing, if run-off the straight be easy to cause testing staff and falls, life security is on the hazard.
Application No. is 201120291098.2, entitled " climbing device for inspection vehicle for steel truss arch bridge " to disclose a kind of inspection vehicle climbing dress
It puts, including running mechanism, main couple structure and levelling gear, running mechanism includes walking frame and moving on walking frame
Force mechanisms, travelling wheel and pinch wheels, actuating unit drive travelling wheel by driving member, and the travelling wheel is mounted on the upper table of track
Face, the pinch wheels are mounted on the lower surface of track, are also equipped with making railway clamp in travelling wheel and pinch wheels in the pinch wheels
Between fastening spring.But existing top chord check car does not have automatic flat-adjustable function, and complicated integral structure generally, and tonnage is too
Greatly.
Invention content
For some or all of of the above-mentioned technical problem in the presence of the prior art, the present invention proposes one kind and winds up
Check vehicle, which has automatic flat-adjustable function, suitable for heavy grade continuous walking, and it is at low cost.
In order to realize more than goal of the invention, the present invention proposes a kind of top chord check car having following structure, including：
Multiple heavy grade climbing walking mechanisms；
Main couple rotating mechanism is connected in the walking mechanism；
Main couple is fixedly connected in the main couple rotating mechanism；
Cage is connect by electric block with the main couple；And
Controller adjusts the synchronism of multiple walking mechanisms, ramp angle of the detection walking mechanism in continuous walking
And the rotational angle of the main couple rotating mechanism is adjusted so that cage is in state parallel to the ground always.
In the present invention, the ramp angle of walking mechanism is constantly detected by controller, and timely according to ramp angle
Adjust the rotational angle of main couple rotating mechanism so that the main couple that is fixedly connected on main couple rotating mechanism and with
The cage of main couple connection is always in the position with ground level.And due to being constantly detection, carrying out angle a step by a step
Degree adjustment, thus the amplitude of variation of opposite previous state is relatively small, cage etc. is not likely to produce shaking, can better ensure that cage
The personal safety of interior testing staff.In addition, since structure setting is more reasonable, and climb walking mechanism using heavy grade,
Suitable for heavy grade continuous walking, and it is at low cost.
In one embodiment, the main couple rotating mechanism includes：
Swing-around trajectory, the main couple are connected on swing-around trajectory；
Rotary drive assembly is connect by steel wire rope, Steel rope jointing apparatus structure with the swing-around trajectory described to drive
Swing-around trajectory rotates；With
Support component is rotated, be connected on the outside of the swing-around trajectory and supports the swing-around trajectory.
In one embodiment, the rotary drive assembly includes：
Driving motor；
Driving wheel is connect with the driving motor；And
Driven wheel is connect by steel wire rope with the driving wheel.
In one embodiment, be equipped with wiring groove on the driving wheel and the driven wheel, the steel wire rope from
The driving wheel starts, after winding at least two whole circles between the driving wheel and the driven wheel, the two of the steel wire rope
End is extended from the driving wheel and is wrapped on the swing-around trajectory, and both ends end and the steel wire rope of the steel wire rope connect
Connection mechanism connects, and the Steel rope jointing apparatus structure is fixedly connected with the swing-around trajectory.
In one embodiment, the Steel rope jointing apparatus structure includes：
Link is fixedly connected in the swing-around trajectory；And
Connect two tension assemblies at the steel wire rope both ends；The tension assembly includes：
Head is tensioned, one end is connected to the outside of the link, and the other end passes through the link and passes through locking
Nut and elastic component are connected to the inside of the link；
Steel wire rope connector, one end are hinged with the tensioning head, and one end of the other end and the steel wire rope, which is fixed, to be connected
It connects.
In one embodiment, the rotation support component includes：
Rotary supporting wheel is connect by rotational support component with the swing-around trajectory；And
Supporting rack is fixedly connected on the outside of the rotary supporting wheel, is supported and fixed when the swing-around trajectory rotates
The rotary supporting wheel.
In one embodiment, the rotational support component includes the first anti-deflection whee and bogie wheel, and described first is anti-bias
Sideslip when wheel is mounted on the rotary supporting wheel and is located at the both sides of the swing-around trajectory to prevent the swing-around trajectory rotation,
The bogie wheel is connected to the relative rotation for ensureing the two between the rotary supporting wheel and the swing-around trajectory.
In one embodiment, first anti-deflection whee and bogie wheel have multiple, set up separately in the rotary supporting wheel
On, the bogie wheel includes mounting base and wheel, and the mounting base is fixedly connected on the rotary supporting wheel, and the wheel is lived
It is dynamic to be located in the mounting base and abut the swing-around trajectory.
In one embodiment, the main couple connects the cage, the electric block by two electric blocks
It is driven by the first variable-frequency motor, first variable-frequency motor is connect with the controller；Described two first variable-frequency motors are located at
In motor housing, the motor housing is connected on the main couple.
In one embodiment, the controller includes angle detector and programmable PLC controller, the angle inspection
Instrument is surveyed to be located on the main couple, it is described programmable by the angle information transfer detected to the programmable PLC controller
PLC controller is connect with rotary drive assembly and the first variable-frequency motor.
In one embodiment, it there are two the main couple rotating mechanisms, is supported by two main couple rotating mechanisms
The main couple, there are four walking mechanism, four walking mechanisms for connection component connection by walking for each main couple rotating mechanism
It is divided into two groups, every group is all connected with photoelectric encoder to detect and control the synchronism of walking mechanism, is equipped on the main couple
Angular transducer.
In one embodiment, the speed of travel of the inspection vehicle is 0.5m/min~5m/min, and maximum climbing is up to
46°。
In one embodiment, the walking mechanism includes：
Vehicle frame；
Drive component is connected on the vehicle frame；
Two wheels are located at the both sides of the driving component and are connect with the driving component, the wheel shaft of the wheel
Connect the vehicle frame；And
Pressue device connect the climbing pressure for increasing the wheel with the wheel shaft of the wheel and the vehicle frame.
In one embodiment, the vehicle frame include equalizer bar and bogie frame, the driving component, wheel wheel shaft and
Pressue device is installed on the equalizer bar；The pressue device includes lever pressure-applying unit and press roll, and the lever adds
One end of pressure component is connect with the vehicle frame, and wheel shaft of the other end of the lever pressure-applying unit through floor and the wheel connects
It connects, the press roll is connected to the other end of the lever pressure-applying unit and is connected to below the equalizer bar, acts on described
The active force of one end of lever pressure-applying unit adds after the pressurization conversion of the lever pressure-applying unit through the floor and press roll
It is downloaded on the wheel.
In one embodiment, the pressue device includes：
Pressure rod, the upper end pass through the link block connection forcing elastic part in the bogie frame, and the end of pressure rod
Head compresses the forcing elastic part by locking nut；
Pressing arm, one end are connect with the other end of the pressure rod；
Eccentric shaft, one end are connect with the other end of the pressing arm, and middle part connects the wheel shaft of wheel by floor；With
And
Press roll is connected to the other end of eccentric shaft and is connected to the lower section of the equalizer bar.
In one embodiment, in the axial direction of one end of the longitudinal center line of the pressure rod and eccentric axis connection floor
The distance between heart line is the distance of the longitudinal center line of one end of eccentric axis connection floor and the center line of the press roll
12 times.
In one embodiment, the driving component includes sequentially connected second variable-frequency motor, shaft coupling and deceleration
Device, the retarder connect rack gear by output flange, and the gear ring is engaged with the gear ring on the wheel hub of the wheel.
In one embodiment, the outermost layer of the wheel is equipped with treated rubber layer, and the rubber layer can increase
Big frictional force and bear certain pressure.
In one embodiment, anti-bias mounting base is connected separately on the outside of the both ends of the vehicle frame, each anti-bias installation
Seat sets that there are two the second anti-deflection whees to prevent sideslip along the radial centre lines of the vehicle frame.
Compared with prior art, the advantage of the invention is that：
For the present invention by being provided with eight heavy grade climbing walking mechanisms on a set of inspection vehicle, which can
The uniformly weight of the self-level(l)ing device above carrying including main couple rotating mechanism and main couple.And due to each row
It walks and the second anti-deflection whee and pressue device is provided in mechanism, normal pressure when can not only increase climbing and can prevent wheel from running
Partially so that walking mechanism is suitable for heavy grade continuous walking.And since self-level(l)ing device structure is relatively easy, structure arrangement
Rationally, whole weight and volume is smaller, and cost is relatively low.
Description of the drawings
The preferred embodiment of the present invention is described in detail below in conjunction with attached drawing, in figure：
Fig. 1 shows the operation principle schematic diagram of the top chord check car of the present invention；
Fig. 2 shows the structure diagram of the main couple rotating mechanism in Fig. 1；
Fig. 3 shows the structure diagram when rotary drive assembly in Fig. 1 is connect with swing-around trajectory；
Fig. 4 shows the structure diagram of the Steel rope jointing apparatus structure in Fig. 3；
Fig. 5 shows the structure diagram of the rotary drive assembly in Fig. 3；
Fig. 6 shows the main structure diagram of one of embodiment of the walking mechanism in Fig. 1；
Fig. 7 shows the overlooking the structure diagram of the heavy grade climbing walking mechanism of Fig. 6；
Fig. 8 shows the left view structural representation of the heavy grade climbing walking mechanism of Fig. 6；
Fig. 9 shows the one of which concrete structure of the pressue device in Fig. 6；
Figure 10 shows the A-A sectional views of the pressue device in Fig. 9；
Figure 11 shows the B-B sectional views of the pressue device in Fig. 9.
In attached drawing, identical component uses identical reference numeral.Attached drawing is not drawn according to practical ratio.
Specific embodiment
In order to which technical scheme of the present invention and advantage is more clearly understood, below in conjunction with attached drawing to the exemplary of the present invention
Embodiment is described in more detail.Obviously, described embodiment be only the present invention part of the embodiment rather than
The exhaustion of all embodiments.And in the absence of conflict, the feature in the embodiment and embodiment in the present invention can be mutual
It is combined.
Inventor is during invention it is noted that being currently used for the inspection vehicle of steel truss arched bridge beam or not being related to leveling machine
Although structure or mentioning equipped with levelling gear, the concrete structure of undisclosed levelling gear and how leveling is carried out.In addition,
The problem of climbing walking mechanism of existing type is primarily present is：Hydraulic cylinder pushing tow step moving mechanism be between line-break
It walks, vibration is bigger, the speed of travel is slow, walking mechanism efficiency is low, of high cost；More rubber wheel group rows based on four-bar linkage
Though continuous walking can be realized by walking mechanism, cost is relatively lower, and universal climbing capacity is limited, and the gradient of creeping is no more than 36 °；It adopts
With the walking mechanism of pin gear mechanism driving, though such walking mechanism is climbed, range and climbing capacity are greatly improved, whole
Machine weight is too big, cost is too high.
For above deficiency, the embodiment of the present invention proposes a kind of heavy grade climbing walking mechanism, walking mechanism tool
There is automatic flat-adjustable function, and suitable for heavy grade continuous walking, and cost is relatively low.
The present inventor is on long-term practical basis, it is proposed that the steel truss arch top chord check car of present invention a kind of,
And pass through all kinds of test experiments, it was demonstrated that the levelling device can in time, automatically carry out leveling, make the cage where testing staff
Remain the horizontality on opposite ground, so as to better ensure that the personal safety of testing staff, not only cost substantially reduces,
And it can realize that heavy grade continuously and is quickly walked.It is specifically described below.
Fig. 1 shows the one of which embodiment of the top chord check car of the present invention.In this embodiment, it is of the invention to wind up
Check that car owner will include：Multiple walking mechanisms 16, main couple rotating mechanism, main couple 11, cage 14 and controller.Wherein, it is main
Truss rotating mechanism is connect by balancing stand 19 with the walking mechanism 16 of top chord check car.Main couple 11 is fixedly connected on main couple
In rotating mechanism.Cage 14 is connect with main couple 11, and controller adjusts main truss by detecting the ramp angle of walking mechanism 16
The rotational angle of frame rotating mechanism so that the cage 14 of main couple 11 is connected in climbing always in the shape with ground level
State.
In one embodiment, as shown in Figure 1, main couple 11 connects cage 14 by two electric blocks 13.Electronic calabash
Reed 13 is driven by the first variable-frequency motor 10, and the first variable-frequency motor 10 is connect with controller.Two the first variable-frequency motors 10 pass through
Motor connecting base is connected on main couple 11.Alternatively, in a unshowned embodiment, two the first variable-frequency motors 10 are located at
In motor housing, it is connected on main couple 11 by motor housing.
In one embodiment, controller mainly includes angle detector and programmable PLC controller.Wherein, angle is examined
Instrument 17 is surveyed to be located on walking mechanism 16 and main couple 11.Angle detector 17 is by the angle information transfer detected to programmable
PLC controller, the rotary drive assembly of programmable PLC controller and driving main couple rotating mechanism and the of driving cage 14
One variable-frequency motor 10 connects.Programmable PLC controller controls main couple by controlling the start and stop of rotary drive assembly
The rotational angle of rotating mechanism, programmable PLC controller is by controlling the start and stop of the first variable-frequency motor 10 to be hung to control
The displacement distance of cage 14.
In one embodiment, main couple rotating mechanism mainly includes：Swing-around trajectory 3, rotary drive assembly and rotation branch
Support component.Wherein, four angles of main couple 11 are fixedly connected on by connector 12 on swing-around trajectory 3.Rotary drive assembly leads to
Cross steel wire rope 5, Steel rope jointing apparatus structure 6 connect that swing-around trajectory 3 is driven to rotate with swing-around trajectory 3.Rotate support component connection
In the outside-supporting swing-around trajectory 3 of swing-around trajectory 3.
In one embodiment, as shown in Figure 3 and Figure 5, rotary drive assembly mainly includes：Driving motor 9, driving wheel 8
With driven wheel 7.Wherein, driving motor 9 connects driving wheel 8 with retarder by shaft coupling.Driving wheel 8 is connected by steel wire rope 5
Driven wheel 7.
In one embodiment, as shown in figures 1 and 3, it is equipped with wiring groove on driving wheel 8 and driven wheel 7.Steel wire rope
5 since driving wheel 8, (i.e. from a wiring of driving wheel 8 after at least two whole circles of winding between driving wheel 8 and driven wheel 7
Groove be wound into driven wheel 7 corresponding wiring groove arrive again driving wheel 8 wiring groove belong to winding one whole circle), steel wire rope 5
Both ends extend from driving wheel 8 and be wrapped on swing-around trajectory 3.Steel wire rope 5 after the respective rail around complete swing-around trajectory 3,
The both ends end of steel wire rope 5 is affixed to Steel rope jointing apparatus structure 6, Steel rope jointing apparatus respectively from the top of swing-around trajectory 3
Structure 6 is fixedly connected with swing-around trajectory 3.
In one embodiment, as shown in Figure 3 and Figure 4, Steel rope jointing apparatus structure 6 mainly includes：Link 6.1 and connection
Two tension assemblies at the both ends of steel wire rope 5.Wherein, link 6.1 is fixedly connected in swing-around trajectory 3.Tension assembly is main
Including：It is tensioned head 6.3 and steel wire rope connector 6.2.One end of tensioning head 6.3 is located at the outside of link 6.1, is tensioned head 6.3
The other end pass through link 6.1 and pass through locking nut 6.5 and elastic component 6.4 is connected to the inside of link 6.1.Steel wire rope
One end of connector 6.2 and tensioning head 6.3 are hinged, and the other end of steel wire rope connector 6.2 is fixed with one end of steel wire rope 5 to be connected
It connects.
In one embodiment, as depicted in figs. 1 and 2, rotation support component mainly includes：Rotary supporting wheel 1 and support
Frame 15.Wherein, rotary supporting wheel 1 is connect by multiple rotational support components with swing-around trajectory 3.Supporting rack 15 is fixedly connected on rotation
Turn the outside of support wheel 1, rotary supporting wheel 1 is supported and fixed when swing-around trajectory 3 rotates.
In one embodiment, as depicted in figs. 1 and 2, rotational support component mainly includes the first anti-deflection whee 4 and bogie wheel
2.Wherein, the first anti-deflection whee 4 has multiple, and the first anti-deflection whee 4 is mounted on rotary supporting wheel 1, and the first anti-deflection whee 4 is by two-by-two
Symmetric mode sets up the sideslip when the both sides of swing-around trajectory 3 are to prevent swing-around trajectory 3 from rotating separately.Bogie wheel 2 is connected to rotation support
Ensure the relative rotation of the two between wheel 1 and swing-around trajectory 3.Bogie wheel 2 mainly includes mounting base and wheel, and wherein mounting base is consolidated
Surely it is connected on rotary supporting wheel 1, wheel is actively installed in mounting base and abuts swing-around trajectory 3.
In one embodiment, as shown in Fig. 2, the first anti-deflection whee 4 and bogie wheel 2 that are connected on rotary supporting wheel 1 are equal
There is multiple, and scattering device.In a preferred embodiment, multiple first anti-deflection whees 4 can connect in a manner of being evenly arranged
On rotary supporting wheel 1.Bogie wheel 2 is then that non-uniformly distributed mode is connected on rotary supporting wheel 1, under rotary supporting wheel 1
The quantity of the bogie wheel 2 of half-turn setting is more, few in the quantity of bogie wheel 2 that the upper half-turn of rotary supporting wheel 1 is set, with preferably
Meets the needs of load-bearing and stability of rotation.
As Fig. 6 shows a kind of structural representation of the one of which embodiment of heavy grade climbing walking mechanism of the present invention
Figure.In this embodiment, heavy grade climbing walking mechanism mainly includes：21, two vehicle frame 20, drive component 22 and of wheel
23rd, pressue device 24 and 25 and the second anti-deflection whee 28 and 29.Wherein, vehicle frame 20 mainly includes equalizer bar 20.1 and bogie frame
20.2, drive component 21 is connected to the middle part of vehicle frame 20 and passes through the bogie frame that the fasteners such as bolt or screw are fixed to vehicle frame
On 20.2.Two wheels 22 and 23 are located at the left and right sides of drive component 21 and are connect with drive component 21.Wheel 22 and 23
The equalizer bar 20.1 of wheel shaft connecting vehicle frame 20.Pressue device 24 and 25 corresponds to the pressure increased to wheel 22 and 23 when climbing respectively
Power, the wheel axis connection of the pressue device 24 in left side and the wheel 22 in left side, the pressue device 25 on right side and the wheel 23 on right side
Take turns axis connection.And the link block 20.3 in the left side corresponding with vehicle frame 20 of pressue device 24 in left side connects, the pressue device 25 on right side
The link block connection on right side corresponding with vehicle frame 20.Downward pressure is mainly increased to wheel 22 and 23 by pressue device 24 and 25
It acts on increasing the frictional force needed during heavy grade climbing.
In one embodiment, as shown in Figure 6 to 8, by taking the pressue device in left side 24 as an example.The pressue device 24 in left side
Mainly include lever pressure-applying unit and press roll 24.1.Wherein, one end of lever pressure-applying unit and the link block in vehicle frame 20
20.3 connections, wheel axis connection of the other end through floor 26 Yu wheel 22 of lever pressure-applying unit.Press roll 24.1 is connected to lever
The other end (Fig. 6 is towards one end in vehicle frame 20) of pressure-applying unit and the lower section for being connected to equalizer bar 20.1, act on lever
The active force of one end of pressure-applying unit adds after the pressurization conversion of lever pressure-applying unit into multiple through floor 26 and press roll 24.1
It is downloaded on wheel 22.
In one embodiment, as shown in Figure 6 to 8, the pressurization conversion multiple of lever pressure-applying unit is preferably 8 times to 15
Times.Such structure setting so that only need to load smaller power in one end of lever pressure-applying unit with regard to press roll can be passed through
24.1 load on a larger active force to wheel 22.Moreover, because lever multiple is not excessively high, lever pressure-applying unit is not allowed
Fragile, in addition the conversion of strong lever, the volume of lever pressure-applying unit can be done smaller, be not take up too many space, be convenient for
It is also more attractive while installation, practical.
In one embodiment, as Fig. 9 to Figure 11 shows the one of which concrete structure of pressue device 24.Wherein, add
Pressure device 24 mainly includes：Pressure rod 24.2, pressing arm 24.3, eccentric shaft 24.4 and press roll 24.1.Wherein, pressure rod 24.2
For hex bolts structure, the link block 20.3 that the upper end is passed through in bogie frame 20.2 connects forcing elastic part 24.5, and adds
The end of compression bar 24.2 forcing elastic part 24.5 is compressed by locking nut 24.6.Pressing arm 24.3 be bending structure, pressing arm
24.3 one end is fixedly connected with the lower end of pressure rod 24.2, and the other end of pressing arm 24.3, which is bent, is connected to eccentric shaft
On 24.4 front end.The front end of eccentric shaft 24.4 is connect with the lower end of pressing arm 24.3, and the middle part of eccentric shaft 24.4 passes through floor
The wheel shaft of 26 connection wheels 22.As shown in figure 5, press roll 24.1 is connected to the rear end of eccentric shaft 24.4, and press roll 24.1 to
On be connected to the lower section of equalizer bar 20.1.
In one embodiment, as shown in Figure 6 to 8, the longitudinal center line s1 of pressure rod 24.2 connects with eccentric shaft 24.4
The distance between the longitudinal center line s2 of one end of rib plate 26 s1s2 are the axial directions of one end that eccentric shaft 24.4 connects floor 26
12 times of the distance between center line s2 and the center line s3 of press roll 24.1 s2s3.Therefore, if to 24.5 institute of forcing elastic part
In end power one 10 kilograms or so default, into after crossing lever conversion, it is loaded into the active force of the 120 kg on wheel 22.
In one embodiment, as shown in fig. 7, drive component 21 mainly includes sequentially connected second variable-frequency motor
21.1st, shaft coupling 21.2 and retarder 21.3.Retarder 21.3 connects rack gear 21.4, gear ring 21.4 and vehicle by output flange
Wheel 22 is connected with 23 wheel hub.Thus, gear ring 21.4, wheel 22 and 23 is driven to rotate when the second variable-frequency motor 21.1 rotates, vehicle
The wheel shaft of wheel 22 and 23 is fixed on motionless on vehicle frame 20 through fastening assembly 27.
In one embodiment, the outermost layer of wheel 22 and 23 is equipped with the rubber layer by special process processing, rubber layer
Friction can be increased and bear certain pressure.
In one embodiment, due to being equipped with pressue device 24 and 25, the second anti-deflection whee 28 and 29 and symmetrically arranged
Structure so that compact overall structure, weight substantially reduce, and the ramp angle of walking mechanism of the invention is up to 46 °, of the invention
The speed of travel of walking mechanism can reach 5m/min.
In one embodiment, as shown in Figures 6 to 9, anti-bias mounting base 30 is connected separately on the outside of the both ends of vehicle frame 20,
The radial centre lines of each anti-bias mounting base 30 along vehicle frame are arranged with two the second anti-deflection whees 29 to prevent the walking of the present invention
Mechanism sideslip in walking or climbing.
In one embodiment, as shown in Figures 6 to 9, the second anti-deflection whee 29 by anti-off-axis and adjusting nut with it is anti-bias
Mounting base 30 connects, and can adjust the anti-bias default of the second anti-deflection whee 29 by adjusting nut according to the situation of walking track 18
Amount.
Illustrate, the heavy grade in the present invention refers to being greater than or equal to 45 °, such as 46 ° of the gradient.Quick walking refers to
Be that the highest speed of travel can reach 5m/min.Continuous walking refers to not needing to be interrupted in climbing or stopping midway next advanced
Row adjustment or leveling, but carry out automatically and smoothly leveling in the process of walking.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then additional changes and modifications may be made to these embodiments.Therefore, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and/or changing for the scope of the invention, the change made according to an embodiment of the invention and/
Or modification should be covered by the protection scope of the present invention.
Claims (16)
1. a kind of steel truss encircles top chord check car, which is characterized in that including：
Multiple heavy grade climbing walking mechanisms；
Main couple rotating mechanism is connected in the walking mechanism；
Main couple is fixedly connected in the main couple rotating mechanism；
Cage is connect by electric block with the main couple；And
Controller adjusts the synchronism of multiple walking mechanisms, ramp angle and tune of the detection walking mechanism in continuous walking
The rotational angle of the main couple rotating mechanism is saved so that cage is in state parallel to the ground always.
2. inspection vehicle according to claim 1, which is characterized in that the main couple rotating mechanism includes：
Swing-around trajectory, the main couple are connected on swing-around trajectory；
Rotary drive assembly connect by steel wire rope, Steel rope jointing apparatus structure with the swing-around trajectory to drive the rotation
Orbit rotation；With
Support component is rotated, be connected on the outside of the swing-around trajectory and supports the swing-around trajectory.
3. inspection vehicle according to claim 2, which is characterized in that the rotary drive assembly includes：
Driving motor；
Driving wheel is connect with the driving motor；And
Driven wheel is connect by steel wire rope with the driving wheel.
4. inspection vehicle according to claim 3, which is characterized in that be equipped with wiring on the driving wheel and the driven wheel
Groove, the steel wire rope wind at least two whole circles since the driving wheel between the driving wheel and the driven wheel
Afterwards, the both ends of the steel wire rope are extended from the driving wheel and are wrapped on the swing-around trajectory, the both ends of the steel wire rope
End is connect with the Steel rope jointing apparatus structure, and the Steel rope jointing apparatus structure is fixedly connected with the swing-around trajectory.
5. inspection vehicle according to claim 4, which is characterized in that the Steel rope jointing apparatus structure includes：
Link is fixedly connected in the swing-around trajectory；And
Connect two tension assemblies at the steel wire rope both ends；The tension assembly includes：
Head is tensioned, one end is connected to the outside of the link, and the other end passes through the link and passes through locking nut
The inside of the link is connected to elastic component；
Steel wire rope connector, one end are hinged with the tensioning head, and the other end is fixedly connected with one end of the steel wire rope.
6. the inspection vehicle according to any one of claim 2 to 5, which is characterized in that the rotation support component includes：
Rotary supporting wheel is connect by rotational support component with the swing-around trajectory；And
Supporting rack is fixedly connected on the outside of the rotary supporting wheel, is supported and fixed when the swing-around trajectory rotates described
Rotary supporting wheel.
7. inspection vehicle according to claim 6, which is characterized in that the rotational support component includes the first anti-deflection whee and branch
Wheel is held, first anti-deflection whee is mounted on the rotary supporting wheel and prevents the rotation positioned at the both sides of the swing-around trajectory
Turn sideslip during orbit rotation, the bogie wheel is connected to the phase for ensureing the two between the rotary supporting wheel and the swing-around trajectory
To rotation.
8. inspection vehicle according to claim 7, which is characterized in that first anti-deflection whee and bogie wheel have it is multiple, point
It is located on the rotary supporting wheel, the bogie wheel includes mounting base and wheel, and the mounting base is fixedly connected on the rotation
On support wheel, the wheel is actively installed in the mounting base and abuts the swing-around trajectory.
9. inspection vehicle according to any one of claim 1 to 8, which is characterized in that the main couple rotating mechanism has two
It is a, the main couple is supported by two main couple rotating mechanisms, each main couple rotating mechanism is connected by connection component of walking
It connects there are four walking mechanism, four walking mechanisms are divided into two groups, and every group is respectively connected with photoelectric encoder to detect and control walking
The synchronism of mechanism is equipped with angular transducer on the main couple.
10. inspection vehicle according to any one of claim 1 to 9, which is characterized in that the speed of travel of the inspection vehicle is
0.5m/min~5m/min, maximum ramp angle are up to 46 °.
11. inspection vehicle according to any one of claim 1 to 10, which is characterized in that the walking mechanism includes：
Vehicle frame；
Drive component is connected on the vehicle frame；
Two wheels are located at the both sides of the driving component and are connect with the driving component, the wheel axis connection of the wheel
The vehicle frame；And
Pressue device connect the climbing pressure for increasing the wheel with the wheel shaft of the wheel and the vehicle frame.
12. inspection vehicle according to claim 11, which is characterized in that the vehicle frame includes equalizer bar and bogie frame, described
Drive component, the wheel shaft of wheel and pressue device are installed on the equalizer bar；The pressue device includes lever pressurization group
Part and press roll, one end of the lever pressure-applying unit are connect with the vehicle frame, and the other end of the lever pressure-applying unit is through rib
The wheel axis connection of plate and the wheel, the press roll are connected to the other end of the lever pressure-applying unit and are connected to described flat
Below balance beam, the active force for acting on one end of the lever pressure-applying unit passes through after the pressurization conversion of the lever pressure-applying unit
The floor and press roll are loaded on the wheel.
13. inspection vehicle according to claim 12, which is characterized in that the pressue device includes：
Pressure rod, the upper end passes through the link block connection forcing elastic part in the bogie frame, and the end of pressure rod leads to
It crosses locking nut and compresses the forcing elastic part；
Pressing arm, one end are connect with the other end of the pressure rod；
Eccentric shaft, one end are connect with the other end of the pressing arm, and middle part connects the wheel shaft of wheel by floor；And
Press roll is connected to the other end of eccentric shaft and is connected to the lower section of the equalizer bar.
14. inspection vehicle according to claim 13, which is characterized in that the longitudinal center line of the pressure rod connects with eccentric shaft
The distance between longitudinal center line of one end of rib plate is that the longitudinal center line of one end of eccentric axis connection floor adds with described
12 times of the distance of the center line of pinch roller.
15. inspection vehicle according to claim 14, which is characterized in that the driving component includes sequentially connected second and becomes
Frequency motor, shaft coupling and retarder, the retarder connect rack gear, the wheel of the gear ring and the wheel by output flange
Gear ring engagement on hub.
16. the inspection vehicle according to any one of claim 11 to 15, which is characterized in that the outermost layer of the wheel is equipped with
Treated rubber layer, the rubber layer energy increasing friction force and bears certain pressure；
Anti-bias mounting base is connected separately on the outside of the both ends of the vehicle frame, each radial center of the anti-bias mounting base along the vehicle frame
Line sets that there are two the second anti-deflection whees to prevent sideslip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190406.9A CN108252212A (en) | 2018-03-08 | 2018-03-08 | A kind of steel truss encircles top chord check car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190406.9A CN108252212A (en) | 2018-03-08 | 2018-03-08 | A kind of steel truss encircles top chord check car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108252212A true CN108252212A (en) | 2018-07-06 |
Family
ID=62746221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810190406.9A Pending CN108252212A (en) | 2018-03-08 | 2018-03-08 | A kind of steel truss encircles top chord check car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108252212A (en) |
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| US4882998A (en) * | 1987-05-13 | 1989-11-28 | Xaver Lipp | Car for traveling along a sheathed cable |
| JPH10195980A (en) * | 1997-01-14 | 1998-07-28 | Shimizu Corp | Arch structural body and roof |
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